i won't go to the party unless he" " A,will invite B.will be invited C.is invite D,is invitedtips:为什么不选B?是选D...难道unless也遵循“主将从现”?

问题描述:

i won't go to the party unless he" "
A,will invite B.will be invited C.is invite D,is invited
tips:为什么不选B?是选D...难道unless也遵循“主将从现”?